Her followers were quick to take a hint. "Maybe a good time to have a baby?" wrote one. Another suggested Honey Moon Hart might be a great baby name, if Pink and husband Carey Hart end up having a girl.

Of course, it could just be wishful thinking from a full-term mom-to-be, who looked very pregnant in photos taken over Memorial Day weekend.

The singer's rep confirmed to PEOPLE that the baby hasn't arrived yet.